Class Layer

Inheritance
object
BaseLayer
Layer
Implements
Inherited Members
Namespace: Mapsui.Layers
Assembly: Mapsui.dll
Syntax
public class Layer : BaseLayer, ILayer, IAnimatable, INotifyPropertyChanged, IDisposable, IAsyncDataFetcher, ILayerDataSource<IProvider>

Constructors

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Layer()

Create a new layer

Declaration
public Layer()
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Layer(string)

Create layer with name

Declaration
public Layer(string layerName)
Parameters
Type Name Description
string layerName

Name to use for layer

Properties

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Animations

Declaration
public List<Func<bool>> Animations { get; }
Property Value
Type Description
List<Func<bool>>
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DataSource

Data source for this layer

Declaration
public IProvider? DataSource { get; set; }
Property Value
Type Description
IProvider
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Delayer

Declaration
public Delayer Delayer { get; }
Property Value
Type Description
Delayer
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Extent

Returns the extent of the layer

Declaration
public override MRect? Extent { get; }
Property Value
Type Description
MRect

Bounding box corresponding to the extent of the features in the layer
Overrides
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FetchingPostponedInMilliseconds

Time to wait before fetching data

Declaration
public int FetchingPostponedInMilliseconds { get; set; }
Property Value
Type Description
int
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SymbolStyle

Declaration
public SymbolStyle? SymbolStyle { get; set; }
Property Value
Type Description
SymbolStyle

Methods

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AbortFetch()

Aborts the tile fetches that are in progress. If this method is not called the threads will terminate naturally. It will just take a little longer.

Declaration
public void AbortFetch()
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ClearCache()

Clear cache of layer

Declaration
public void ClearCache()
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GetFeatures(MRect, double)

Get all features in a given MRect for a given resolution

Declaration
public override IEnumerable<IFeature> GetFeatures(MRect extent, double resolution)
Parameters
Type Name Description
MRect extent

Bounding box
double resolution

Resolution of viewport
Returns
Type Description
IEnumerable<IFeature>
Overrides
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RefreshData(FetchInfo)

Indicates that there has been a change in the view of the map

Declaration
public void RefreshData(FetchInfo fetchInfo)
Parameters
Type Name Description
FetchInfo fetchInfo

FetchInfo
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UpdateAnimations()

Declaration
public override bool UpdateAnimations()
Returns
Type Description
bool

Returns true if animations are running and a graphics update is needed.
Overrides

Implements

Extension Methods